Ruane Cunniff LP
As of Q2 2026, Ruane Cunniff LP reported 54 long-equity positions worth $6.43B in aggregate.
Copy-investor backtest
- Latest quarter
- +7.42%
- 1-year
- +18.15%
- 3-year
- +55.54%
- 5-year
- +39.56%
- 3-year vs S&P 500
- -17.71%
- 5-year vs S&P 500
- -34.13%
- 5-year top 5
- +41.15%
Return from mechanically copying the disclosed 13F equity portfolio after each filing and rebalancing at the next. The vs S&P 500 figures subtract SPY over that manager's own rebalance dates, so both sides cover the same days; both are price return, excluding dividends. Method & limitations.
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Updated 2026-09-19 from SEC 13F data.
Live quotes available for 102 of 156 rows. Rows without a quote are marked unavailable.
| 1 | VRX | Valeant Pharmaceuticals Intern | 23.07% | Add +0.2% | 34,298,384 | $4.33B | No quote | No quote |
| 2 | BRK-A | Berkshire Hathaway - Cl A | 10.60% | Reduce -1.1% | 10,461 | $1.99B | $189900.49 | No quote |
| 3 | TJX | TJX Cos - New | 8.92% | Add +0.1% | 31,479,277 | $1.67B | $53.15 | No quote |
| 4 | FAST | Fastenal Co | 5.49% | Reduce -0.1% | 20,803,549 | $1.03B | $49.49 | No quote |
| 5 | PCP | Precision Castparts Corp | 4.15% | Reduce -0.9% | 3,082,641 | $778.06M | No quote | No quote |
| 6 | IDXX | Idexx Laboratories Corp. | 3.73% | Reduce -0.3% | 5,238,390 | $699.69M | $133.57 | No quote |
| 7 | BRK-B | Berkshire Hathaway - Cl B | 3.25% | Reduce -0.5% | 4,815,066 | $609.4M | $126.56 | No quote |
| 8 | ORLY | O Reilly Automotive Inc | 2.94% | Add +0.1% | 3,661,129 | $551.37M | $150.60 | No quote |
| 9 | MA | Mastercard Inc | 2.14% | Reduce -0.0% | 5,450,480 | $400.45M | $73.47 | No quote |
| 10 | MHK | Mohawk Industries | 2.10% | Reduce -0.1% | 2,842,127 | $393.18M | $138.34 | No quote |
| 11 | GOOGL | Google Inc Cl A | 1.84% | Reduce -0.1% | 590,002 | $344.96M | $584.67 | No quote |
| 12 | GOOG | Google Inc Cl C | 1.81% | New | 590,600 | $339.76M | $575.28 | No quote |
| 13 | RRC | Range Resources Corp | 1.67% | Reduce 0.0% | 3,606,037 | $313.55M | $86.95 | No quote |
| 14 | WKC | World Fuel Services Corp | 1.61% | Reduce -0.7% | 6,133,366 | $301.95M | No quote | No quote |
| 15 | IBM | IBM | 1.42% | Reduce -0.6% | 1,468,391 | $266.18M | $181.27 | No quote |
| 16 | PX | Praxair | 1.35% | Reduce -0.2% | 1,898,588 | $252.21M | No quote | No quote |
| 17 | PRGO | Perrigo Co PLC | 1.33% | Reduce -0.1% | 1,717,063 | $250.28M | $145.76 | No quote |
| 18 | V | Visa Inc Class A | 1.26% | Reduce -0.1% | 1,124,329 | $236.91M | $210.71 | No quote |
| 19 | SIRO | Sirona Dental Systems Inc | 1.25% | Reduce -2.0% | 2,851,162 | $235.11M | No quote | No quote |
| 20 | AAP | Advance Auto Parts | 1.21% | Reduce -0.3% | 1,675,975 | $226.12M | $134.92 | No quote |
| 21 | GS | Goldman Sachs Group Inc | 1.20% | Reduce -0.4% | 1,342,047 | $224.71M | $167.44 | No quote |
| 22 | WAT | Waters Corp | 1.15% | Reduce -0.4% | 2,066,476 | $215.82M | $104.44 | No quote |
| 23 | TIF | Tiffany & Co | 1.15% | Reduce -0.1% | 2,146,294 | $215.17M | No quote | No quote |
| 24 | CAB | Cabelas Inc. Cl A | 1.14% | Add +59.1% | 3,414,705 | $213.08M | No quote | No quote |
| 25 | JEC | Jacobs Engineering Group Inc | 1.12% | Add +102.0% | 3,945,718 | $210.23M | No quote | No quote |
| 26 | OMC | Omnicom Group | 1.10% | Reduce -0.2% | 2,882,820 | $205.31M | $71.22 | No quote |
| 27 | PRI | Primerica Inc | 0.95% | Reduce -0.0% | 3,721,085 | $178.05M | $47.85 | No quote |
| 28 | WMT | Wal-Mart Stores | 0.89% | Reduce -0.2% | 2,229,021 | $167.33M | $75.07 | No quote |
| 29 | SWN | Southwestern Energy Co | 0.75% | Reduce -6.1% | 3,108,220 | $141.39M | No quote | No quote |
| 30 | AXP | American Express | 0.71% | Reduce -0.4% | 1,398,272 | $132.65M | $94.87 | No quote |
| 31 | TRMB | Trimble Navigation Ltd. | 0.67% | Reduce -0.3% | 3,417,899 | $126.29M | $36.95 | No quote |
| 32 | DHR | Danaher Corp. | 0.62% | Add +0.0% | 1,474,696 | $116.1M | $78.73 | No quote |
| 33 | RBA | Ritchie Bros Auctioneers Inc | 0.55% | Reduce -1.2% | 4,146,976 | $102.22M | No quote | No quote |
| 34 | COST | Costco Wholesale Corp | 0.45% | Reduce -0.0% | 740,020 | $85.22M | $115.16 | No quote |
| 35 | IACID | IAC Interactivecorp | 0.44% | Add +0.0% | 1,200,210 | $83.09M | No quote | No quote |
| 36 | BRO | Brown & Brown Inc. | 0.44% | Reduce -0.4% | 2,677,335 | $82.22M | $30.71 | No quote |
| 37 | QIHU | Qihoo 360 Technology Co. ADR | 0.41% | - | 840,000 | $77.31M | No quote | No quote |
| 38 | EME | Emcor Group Inc | 0.40% | Reduce -0.3% | 1,670,843 | $74.4M | $44.53 | No quote |
| 39 | ORCL | Oracle Corp. | 0.38% | Reduce -46.0% | 1,763,486 | $71.47M | $40.53 | No quote |
| 40 | YNDX | Yandex NV Shs | 0.38% | New | 2,000,048 | $71.28M | No quote | No quote |
| 41 | KO | Coca Cola Co. | 0.25% | Reduce -4.8% | 1,097,940 | $46.51M | $42.36 | No quote |
| 42 | WST | West Pharmaceutical Svcs Inc C | 0.24% | Reduce -0.4% | 1,056,701 | $44.57M | $42.18 | No quote |
| 43 | WUBA | 58.com Inc ADR | 0.23% | New | 800,000 | $43.25M | No quote | No quote |
| 44 | MHP | McGraw Hill | 0.22% | Reduce -0.2% | 505,730 | $41.99M | No quote | No quote |
| 45 | IBKR | Interactive Brokers Group Inc | 0.22% | - | 1,736,264 | $40.44M | $23.29 | No quote |
| 46 | PXD | Pioneer Natural Resources Co. | 0.21% | Add +0.4% | 174,903 | $40.19M | No quote | No quote |
| 47 | CFX | Colfax Corp | 0.20% | Reduce -0.1% | 501,400 | $37.37M | No quote | No quote |
| 48 | CNQ | Canadian Natural Resources | 0.19% | Reduce -0.3% | 770,797 | $35.39M | $45.91 | No quote |
| 49 | CNQR | Concur Technologies Inc | 0.16% | Add +3371.6% | 311,544 | $29.08M | No quote | No quote |
| 50 | ATHN | Athenahealth Inc. | 0.13% | New | 200,000 | $25.03M | No quote | No quote |
| 51 | QCOM | Qualcomm Inc | 0.13% | Add +0.1% | 302,342 | $23.95M | $79.20 | No quote |
| 52 | GRPN | Groupon Inc. | 0.11% | New | 3,001,417 | $19.87M | No quote | No quote |
| 53 | PEP | PepsiCo | 0.09% | Reduce -0.0% | 188,735 | $16.86M | $89.34 | No quote |
| 54 | WFC | Wells Fargo & Co. New | 0.08% | Add +2.4% | 294,610 | $15.49M | $52.56 | No quote |
| 55 | GLRE | Greenlight Capital Re Ltd Cl A | 0.08% | - | 441,764 | $14.55M | No quote | No quote |
| 56 | MCD | McDonalds | 0.07% | Add +0.1% | 137,469 | $13.85M | $100.74 | No quote |
| 57 | PG | Procter & Gamble | 0.07% | Reduce -7.2% | 171,559 | $13.48M | $78.59 | No quote |
| 58 | CTRP | Ctrip.com International Ltd A | 0.07% | New | 200,000 | $12.81M | No quote | No quote |
| 59 | AON | Aon PLC | 0.06% | - | 134,700 | $12.14M | $90.09 | No quote |
| 60 | EXPD | Expeditors Int'l of Wash. Inc. | 0.06% | Reduce -12.2% | 247,518 | $10.93M | $44.16 | No quote |
| 61 | UNP | Union Pacific | 0.05% | Add +100.4% | 100,846 | $10.06M | $99.75 | No quote |
| 62 | XOM | Exxon Mobil Corp | 0.05% | Reduce -5.3% | 88,126 | $8.87M | $100.69 | No quote |
| 63 | INWK | Innerworkings Inc Com | 0.05% | - | 1,000,000 | $8.5M | No quote | No quote |
| 64 | REXI | Resource America Inc Cl A | 0.04% | Add +48.8% | 897,297 | $8.39M | No quote | No quote |
| 65 | PM | Philip Morris Intl Inc. | 0.04% | Reduce -6.4% | 95,165 | $8.02M | $84.31 | No quote |
| 66 | JNJ | Johnson & Johnson | 0.04% | Add +0.3% | 76,012 | $7.95M | $104.62 | No quote |
| 67 | CRESY | Cresud SACIFYA Spon ADR Repstg | 0.04% | - | 605,247 | $7.9M | No quote | No quote |
| 68 | CAT | Caterpillar | 0.04% | Add +0.0% | 69,075 | $7.51M | $108.66 | No quote |
| 69 | NVO | Novo Nordisk A/S ADR | 0.04% | Reduce -33.9% | 160,492 | $7.41M | $46.19 | No quote |
| 70 | COP | ConocoPhillips | 0.04% | Reduce -1.1% | 78,983 | $6.77M | $85.73 | No quote |
| 71 | BAC | Bank of America Corp | 0.04% | Add +2414.0% | 438,247 | $6.74M | $15.37 | No quote |
| 72 | LLTC | Linear Technology Group | 0.03% | Reduce -17.4% | 138,358 | $6.51M | No quote | No quote |
| 73 | GE | General Electric | 0.03% | Reduce -5.2% | 229,822 | $6.04M | $26.28 | No quote |
| 74 | PAM | Pampa Hldgs SA Spon GDR Reg S | 0.03% | - | 605,980 | $5.94M | No quote | No quote |
| 75 | K | Kellogg Co. | 0.03% | Reduce -33.3% | 90,000 | $5.91M | No quote | No quote |
| 76 | GIS | General Mills | 0.03% | Reduce -46.8% | 106,747 | $5.61M | $52.54 | No quote |
| 77 | ZTS | Zoetis Inc. | 0.03% | Add +0.0% | 173,562 | $5.6M | $32.27 | No quote |
| 78 | DEO | Diageo PLC Sponsored ADR | 0.02% | Reduce -2.1% | 32,200 | $4.1M | $127.27 | No quote |
| 79 | DTV | DirectTV | 0.02% | Add +25.5% | 44,114 | $3.75M | No quote | No quote |
| 80 | VRSK | Verisk Analytics Class A | 0.02% | Reduce -1.6% | 61,899 | $3.72M | $60.02 | No quote |
| 81 | DD | Du Pont E I De Nemours & Co. | 0.02% | - | 55,655 | $3.64M | $65.44 | No quote |
| 82 | RY | Royal Bk CDA Montreal Que | 0.02% | - | 50,400 | $3.6M | No quote | No quote |
| 83 | MO | Altria Group Inc | 0.02% | Reduce -0.5% | 85,174 | $3.57M | $41.94 | No quote |
| 84 | PGR | Progressive Corp. Ohio | 0.02% | Reduce -0.3% | 137,735 | $3.49M | $25.36 | No quote |
| 85 | PSX | Phillips 66 | 0.02% | Reduce -1.1% | 39,930 | $3.21M | $80.44 | No quote |
| 86 | MSFT | Microsoft | 0.01% | Reduce -6.0% | 59,976 | $2.5M | $41.70 | No quote |
| 87 | EIX | Edison International | 0.01% | - | 42,900 | $2.49M | No quote | No quote |
| 88 | FITB | Fifth Third Bancorp | 0.01% | - | 114,508 | $2.45M | $21.35 | No quote |
| 89 | DIS | Disney Walt | 0.01% | Add +1.5% | 27,891 | $2.39M | $85.73 | No quote |
| 90 | GHC | Graham Holdings Co. | 0.01% | - | 3,248 | $2.33M | $717.98 | No quote |
| 91 | HD | Home Depot | 0.01% | Add +1.6% | 28,728 | $2.33M | $80.97 | No quote |
| 92 | HTLD | Heartland Express | 0.01% | - | 101,057 | $2.16M | $21.34 | No quote |
| 93 | KFT | Mondelez International | 0.01% | Reduce -6.2% | 56,710 | $2.13M | No quote | No quote |
| 94 | CVS | CVS Corp. | 0.01% | Reduce -0.1% | 27,028 | $2.04M | $75.37 | No quote |
| 95 | SFUN | Soufun Holdings LTD ADR | 0.01% | New | 200,000 | $1.96M | No quote | No quote |
| 96 | LII | Lennox International Inc. | 0.01% | Reduce -1.5% | 19,834 | $1.78M | $89.59 | No quote |
| 97 | RDSA | Royal Dutch Shell PLC Spon ADR | 0.01% | Reduce -19.6% | 21,299 | $1.75M | No quote | No quote |
| 98 | USB | U.S. Bancorp New - Del. | 0.01% | Add +2.6% | 30,297 | $1.31M | $43.30 | No quote |
| 99 | STI | Suntrust Banks | 0.01% | - | 31,203 | $1.25M | No quote | No quote |
| 100 | AAPL | Apple Computer | 0.01% | Add +626.8% | 13,409 | $1.25M | $92.92 | No quote |
| 101 | JPM | JP Morgan Chase & Co. | 0.01% | Add +2.6% | 19,759 | $1.14M | $57.64 | No quote |
| 102 | SHW | Sherwin Williams Co. | 0.01% | - | 5,307 | $1.1M | $206.90 | No quote |
| 103 | KRFT | Kraft Foods Group Inc. | 0.01% | - | 18,038 | $1.08M | No quote | No quote |
| 104 | HDB | HDFC Bank Ltd ADR Repstg 3 Shs | 0.00% | Add +0.4% | 18,241 | $854K | $46.82 | No quote |
| 105 | AEP | American Electric Power | 0.00% | - | 15,300 | $853K | $55.75 | No quote |
| 106 | ACGL | Arch Capital Group Ltd | 0.00% | - | 11,538 | $663K | $57.46 | No quote |
| 107 | ROP | Roper Industries Inc New | 0.00% | - | 4,465 | $652K | $146.02 | No quote |
| 108 | IEX | Idex Corp | 0.00% | - | 7,985 | $645K | $80.78 | No quote |
| 109 | CVX | ChevronTexaco Corp | 0.00% | Reduce -19.7% | 4,706 | $614K | $130.47 | No quote |
| 110 | TGT | Target Corp | 0.00% | Reduce -6.2% | 9,495 | $550K | $57.93 | No quote |
| 111 | LOW | Lowe's Companies | 0.00% | Reduce -2.4% | 10,114 | $485K | $47.95 | No quote |
| 112 | RSG | Republic Services Inc Cl A | 0.00% | Reduce -1.2% | 12,616 | $479K | No quote | No quote |
| 113 | ADP | Automatic Data Processing | 0.00% | - | 6,011 | $477K | $79.35 | No quote |
| 114 | RYAAY | Ryanair Hldgs PLC Spon ADR | 0.00% | - | 8,181 | $456K | $55.74 | No quote |
| 115 | LMT | Lockheed Martin Corp. | 0.00% | - | 2,750 | $442K | $160.73 | No quote |
| 116 | LUK | Leucadia Nat'l | 0.00% | - | 16,471 | $432K | No quote | No quote |
| 117 | PSA | Public Storage Inc. | 0.00% | - | 2,493 | $427K | $171.28 | No quote |
| 118 | CMCSK | Comcast Corp. Spl Cl A | 0.00% | - | 7,474 | $399K | No quote | No quote |
| 119 | TMO | Thermo Electron | 0.00% | Add +21.6% | 3,101 | $366K | $118.03 | No quote |
| 120 | SRCL | Stericycle Inc. | 0.00% | - | 3,000 | $355K | No quote | No quote |
| 121 | EMR | Emerson Electric | 0.00% | Add +5.6% | 5,270 | $350K | $66.41 | No quote |
| 123 | ESRX | Express Scripts Holding Co. | 0.00% | Reduce -11.0% | 5,031 | $349K | No quote | No quote |
| 122 | BBBYQ | Bed Bath & Beyond Inc | 0.00% | Add +0.8% | 6,080 | $349K | No quote | No quote |
| 124 | TROW | Price T Rowe Group Inc | 0.00% | - | 4,045 | $341K | $84.30 | No quote |
| 125 | VZ | Verizon Communications | 0.00% | Add +9.7% | 6,940 | $340K | $48.99 | No quote |
| 126 | RHI | Robert Half Internat'l | 0.00% | - | 7,000 | $334K | $47.71 | No quote |
| 127 | SEIC | SEI Investments Co | 0.00% | - | 10,000 | $328K | $32.80 | No quote |
| 128 | PFE | Pfizer | 0.00% | Reduce -0.3% | 10,987 | $326K | $29.67 | No quote |
| 129 | SLB | Schlumberger Ltd | 0.00% | Add +11.4% | 2,706 | $319K | $117.89 | No quote |
| 130 | INTC | Intel Corp | 0.00% | Reduce -40.5% | 10,282 | $318K | $30.93 | No quote |
| 131 | AMAT | Applied Materials | 0.00% | - | 13,692 | $309K | $22.57 | No quote |
| 132 | COCO | Corinthian Colleges Inc | 0.00% | - | 1,000,000 | $296K | $0.30 | No quote |
| 133 | BP | BP Amoco PLC ADR | 0.00% | - | 5,548 | $293K | $52.81 | No quote |
| 134 | DVN | Devon Energy Corporation New | 0.00% | Reduce -38.8% | 3,645 | $289K | $79.29 | No quote |
| 135 | C | Citigroup Inc | 0.00% | - | 6,016 | $283K | $47.04 | No quote |
| 136 | MMM | 3M Company | 0.00% | - | 1,958 | $280K | $143.00 | No quote |
| 137 | BDX | Becton Dickinson & Co. | 0.00% | - | 2,272 | $269K | $118.40 | No quote |
| 138 | MRK | Merck & Co. | 0.00% | Add +4.5% | 4,609 | $267K | $57.93 | No quote |
| 139 | INDY | Ishares India 50 ETF | 0.00% | New | 8,910 | $258K | No quote | No quote |
| 140 | WPP | WPP PLC New ADR | 0.00% | Reduce -33.3% | 2,272 | $248K | No quote | No quote |
| 141 | CL | Colgate Palmolive Co. | 0.00% | - | 3,548 | $242K | $68.21 | No quote |
| 142 | TECH | Techne Corp | 0.00% | - | 2,540 | $235K | $92.52 | No quote |
| 143 | BA | Boeing | 0.00% | New | 1,756 | $223K | $126.99 | No quote |
| 144 | - | Jardine Matheson Hldgs (U$.25CUSIP G50736100 | 0.00% | - | 3,600 | $218K | No quote | No quote |
| 145 | ENR | Energizer Holdings Inc | 0.00% | New | 1,782 | $217K | $121.77 | No quote |
| 146 | UTX | United Technologies | 0.00% | New | 1,873 | $216K | No quote | No quote |
| 147 | ITW | Illinois Tool Works | 0.00% | New | 2,340 | $205K | $87.61 | No quote |
| 148 | ITUB | ITAU Unibanco Holdings S.A. AD | 0.00% | Add +10.3% | 14,168 | $204K | $14.40 | No quote |
| 149 | - | Acacia Conservation FundCUSIP 003993144 | 0.00% | Add +52.7% | 72,255 | $72K | No quote | No quote |
| 156 | YBTVQ | Young Broadcasting Inc Cl A | 0.00% | - | 144,865 | $0 | No quote | No quote |
| 155 | SRMLF | Storm Resources Ltd. | - | Sold | 0 | $0 | No quote | No quote |
| 154 | KWK | Quicksilver Resources Inc | - | Sold | 0 | $0 | No quote | No quote |
| 153 | 5109REG | Pactera Technology Intl Ltd Sp | - | Sold | 0 | $0 | No quote | No quote |
| 152 | MEG | Media General - Class A | - | Sold | 0 | $0 | No quote | No quote |
| 151 | INXN | Interxion Holdings NV | - | Sold | 0 | $0 | No quote | No quote |
| 150 | ICE | Intercontinental Exchange Ange | - | Sold | 0 | $0 | No quote | No quote |